- 4-Star Trailers, Inc.
- Adam Trailer Mfg
- Bison Trailer Mfg
- Bloomer Trailer Mfg
- Cherokee Trailer Mfg
- Cimarron Trailer Mfg
- Corn Pro Trailer Mfg
- Eby Trailers
- Elite Trailer Mfg
- Featherlite Trailer Mfg
- Hart Trailer Mfg
- Horton Trailers
- Interstate Mfg
- Keifer Mfg.
- Platinum Coach Trailers
- Ponderosa Trailers
- Quality Steel Products
- Shadow Trailers
- Sooner Trailers Mfg
- Sundowner Trailer Mfg
- Various (Trailer Parts)
- Weldy Enterprises